6Ī 2017 systematic review suggests there is not enough evidence available to support the potential benefits of blue light glasses. However, some experts state that the low levels of blue light coming from devices are not dangerous. People who believe that their eye and vision symptoms are from blue light exposure may wear blue light glasses to reduce their exposure.Įxperts can’t rule out an undiscovered risk of chronic, day-long blue light exposure. Manufacturers claim that blue light glasses filter out blue light.īlue light glasses feature filtering materials or surface coating on the lenses to block out blue light. The following all use LED technologies that emit blue light: People are exposed to more blue light than ever because of the everyday use of devices that rely on LED technology. Other common symptoms of eye strain include:Īpproximately 27 to 35 percent of people reported experiencing one of these symptoms after using digital devices. This can further contribute to eye strain and dry eye. People also tend to blink less when using digital devices. This reduces contrast and can contribute to digital eye strain. Short-wavelength, high-energy blue light distributes more easily than other visible light.Ĭomputer screens and digital devices emit a lot of blue light. It affects when our bodies make melatonin.Ĭhildren are more vulnerable to blue light than adults because their eyes absorb more blue light from digital devices.
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